27500-27650: IPC Messages

ORA-27500: inter-instance IPC error

Cause: Most likely OS system call error.

Action: Check extra information and contact Oracle Worldwide Support.

ORA-27501: IPC error creating a port

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27502: IPC error setting up signal handler

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27504: IPC error querying network address of a port

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27505: IPC error destroying a port

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27506: IPC error connecting to a port

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27507: IPC error disconnecting from a port

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27508: IPC error sending a message

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27509: IPC error receiving a message

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27510: IPC error waiting for a request to complete

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27512: IPC error posting a process

Cause: OS system call error.

Action: Check errno and contact Oracle Worldwide Support.

ORA-27528: cannot allocate communication buffers of zero size

Cause: Client tried to allocate a zero length message.

Action: Refer to kgxp.h for information on the usage of kgxpvalo().

ORA-27529: cannot allocate zero sized communication buffers

Cause: Client tried to allocate a zero length message.

Action: Refer to kgxp.h for information on the usage of kgxpvalo().

ORA-27530: cannot deallocate pointer to NULL memory

Cause: Client passed in a NULL pointer for deallocation.

Action: Refer to kgxp.h for information on the usage of kgxpvfre().

ORA-27531: cannot destroy invalid port

Cause: The specified port is invalid.

Action: Recreate the port.

ORA-27532: IPC global name service is not supported

Cause: The global name service used by KGXP is not supported.

Action: Either use a different name service, of abort the current process/thread.

ORA-27533: trying to destroy invalid connection identifier

Cause: The connection identifier passed in is invalid.

Action: Check the connection identifier, or abort the process/thread.

ORA-27534: cannot send unaligned message

Cause: The message that was sent is not aligned on the required boundaries.

Action: Use the KGXPALSZ() macro to get the alignment size of messages, and align all messages on this boundary.

ORA-27535: exceeded the maximum vectored message size

Cause: An attempt was made to send a vectored message that exceeds the maximum vector size.

Action: Use a smaller vector size.

ORA-27536: multicast message is not aligned on the correct boundary

Cause: The message to multi-cast was not aligned on the proper boundary.

Action: Align the message appropriately.

ORA-27537: cannot receive messages into unaligned buffers

Cause: The message that was posted for receive is not aligned on the required boundary.

Action: Use the KGXPALSZ() macro to get the alignment size of messages, and align all messages on this boundary.

ORA-27538: failed to added accept handle to the free pool

Cause: Could not add an accept handle to the free pool.

Action: Exit the process.

ORA-27539: accept handle free pool is empty. Cannot accept new connections

Cause: The free pool of accept handles is empty.

Action: Add accept handles to the free pool.

ORA-27540: no more communication channels can be created for process/thread. Already at maximum

Cause: The maximum communication channels that were specified are already in use for this process/thread.

Action: Destroy connections which are not needed.

ORA-27541: fatal error trying to connect to remote port

Cause: Either the remote address was not valid, or the process was faulty.

Action: Destroy all connections, and try to re-establish them.

ORA-27542: failed trying to queue up accept handles

Cause: The OSD would not allow KGXP to queue up the storage necessary to accept new incoming connections.

Action: Check the parameters, if they are OK, then abort the process.

ORA-27543: cannot cancel an outstanding request

Cause: The OSD could not cancel an outstanding request immediately.

Action: Shutdown all connections and abort the process.

ORA-27544: memory mapped communication is not supported

Cause: The platform does not support memory communication.

Action: Use the default send/receive.

ORA-28000: the account is locked

Cause: Either the wrong password was entered the maximum number of times specified by the profile parameter FAILED_LOGIN_ATTEMPTS, or else the DBA has locked the account.

Action: Wait for PASSWORD_LOCK_TIME or contact the DBA.

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